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Razvoj in testiranje brez ventilne pulzno reakcijske potisne naprave : diplomsko delo Visokošolskega strokovnega študijskega programa I. stopnje StrojništvoStanič, DejanV nalogi je predstavljen izračun, konstrukcijska zasnova ter preizkušanje brez ventilne pulzno reakcijske potisne naprave, ki je namenjena za pogon modela letala. Dimenzije in oblika ključnih ... sestavnih delov je določena z računskim pristopom in z upoštevanjem smiselnih poenostavitev. Predstavljen je iterativni potek in rezultati izračunov, kjer je vstopni podatek želena potisna sila, potrebne dimenzije pa se nato izračunavajo na podlagi fizikalnih zakonitosti ter se ustrezno korigirajo skladno z želeno potisno silo. V okviru izračunov je izdelana tudi analiza občutljivosti obratovalnih parametrov na spremembe posameznih dimenzij naprave ter s tem določitev najpomembnejših konstrukcijskih značilnosti. Na podlagi izdelane naprave je nato zasnovan tudi eksperimentalni sistem, sestavljen iz merilnika potisne sile, visokofrekvenčnega tlačnega zaznavala, merilnikov temperature ter namensko zasnovanega programskega okolja za spremljanje ključnih obratovalnih parametrov. Z inkandescenco je ocenjena tudi temperatura površin potisne naprave. Izmerjena je bila tudi jakost zvoka, ki jo naprava povzroča. Izdelana naprava je preizkušena v intervalu kontinuiranega obratovanja ter zaustavljanja, vsak interval pa je ločeno interpretiran. Potisna naprava obratuje in uspe dovesti najmanj 80 N potisne sile v mirovanju ter obratuje s frekvenco 163 Hz pri masnem toku goriva 8,6 g/s. Rezultati nakazujejo na izrazito občutljivost dimenzij naprave ter potrebo po natančni določitvi geometrije za doseganje stabilnega delovanja, ki je bilo v okviru naloge doseženo.Type of material - undergraduate thesis ; adult, seriousPublication and manufacture - Ljubljana : [D. Stanič], 2020Language - slovenianCOBISS.SI-ID - 16663555
Author
Stanič, Dejan
Other authors
Seljak, Tine, strojnik
Topics
diplomske naloge |
modeli letal |
brez ventilne pulzno reakcijske naprave |
konstruiranje |
resonanca |
eksperimentalni sistemi |
preizkušanje |
valveless pulsejet devices |
construction |
resonance |
experimental systems |
testing
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Library/institution |
City | Acronym | For loan | Other holdings |
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Faculty of Mechanical Engineering, Ljubljana | Ljubljana | FSLJ |
reading room 1 cop.
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Year | Impact factor | Edition | Category | Classification | ||||
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JCR | SNIP | JCR | SNIP | JCR | SNIP | JCR | SNIP |
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Database name | Field | Year |
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Links to authors' personal bibliographies | Links to information on researchers in the SICRIS system |
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Stanič, Dejan | ![]() |
Seljak, Tine, strojnik | 33516 |
Source: Personal bibliographies
and: SICRIS
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